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LS coils, good, garbage or what are they? Make up your minds!

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Old 08-24-12, 06:22 AM
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LS coils, good, garbage or what are they? Make up your minds!

Hi!
I`m abit confused..... VERY confused actually...

I am in the dark on the usage of lsX coils.... I kind of feel like this is the ignition version of the oil debate for our cars...
Some say the LsX coils are the shitz and work very well, both in nonbuilt in ignititer and built in igniter(remove stock igniter).
Some say the stock coils are awesome and provide more than enough power alone, or top them with twin power to provide spark enough for 500+++ rwhp
Some say the stockers are crap as they are in the baking oven under the manifold and tend to crack easily
Some say the LsX coils are bullcrap cause they have too long saturation time to be fully loaded while going at over 8000 rpm.
Some say CDI is awesome.
Some say they without problems for years on end have run LsX coils on 600hp setups with no breakup and no issues.
Some say....

well, ye, you see where this is going...

Is it any way we can get a "baseline agreement" here?

i KNOW the lsX coils are abit on the long side when it comes to saturation(6,something ms) while a rotary at 9K rpm "need" 3ms sat-time coils, like the AEM smart coils. So, ye, the AEM coils(old mercury coils) are very good inour cars.
BUT, does this make the LsX coils bad? Or just good, but not ideal for our setups(not the insano 700rwhp world)

I have seen spark meassures on different lsx coils, and they rate the yukon(ls2/truck) coils as the best sparkwise, so thats why i got em.Others have used em in lots of setups with good results... Now i hear they are crap..?

I have a small thread going in the pfc subforum about these coils on pfc, and ludwig, who i know is a smart guy, said that the saturation is not perfect on them, and he said they sometimes auto-ignited when they had saturated for a "long" period, wich definately is not good for our engines...

As I said, can we get some sort of a baseline agreement on this? Its mindblowingly difficult at times to decide when you see ppl advocating for a given product for a few years, and suddenly its crap compared to another product...
Old 08-24-12, 09:17 AM
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stockers are fine but ideally they should be relocated, same problem arises on the renesis as the coils bake and die.

put LSx coils in the same location and i bet they die even quicker... more spark energy? yes, at a cost.
Old 08-24-12, 10:18 AM
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The rx8 folks seem to love the yukon coils still. They tend to bolt them to the factory location and have had pretty good results. Believe the oem dwell on the rx8 was 3.5 and they tend use the cobb to flash a 5ms to the oem computer

old thread from the other side of the fence
Mototronics/Mercury ING-1A ignition coils - RX8Club.com
Old 08-24-12, 01:22 PM
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well, the renesis coils are pushed a bit harder so i guess that wasn't a fair comparison.




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